Type C mammary gland is a normal breast structure, mainly refers to the breast has more mammary gland tissue, and the content of adipose tissue is reduced as the breast is dense and elastic, if there is no obvious clinical manifestation of type C mammary gland, it may not be given special treatment. Once breast swelling and pain or with hyperplasia nodule-like changes, you should promptly apply warm compresses to the breasts and take oral lactation tablets or lactofetish granules for symptomatic treatment, and go to the breast surgery department or general surgery department of the regular hospital for breast ultrasound examination, to make clear whether there is any combination of cystic hyperplasia of the breast. In daily life, you should avoid eating too much food or drugs that may cause hormone disorders, take a light diet rich in vitamins, avoid eating too much spicy and stimulating and deep-fried food, and adjust your work and rest habits, go to bed early, get up early, avoid staying up late, and keep a happy mood.